Hyperglycemia rapidly suppresses flow-mediated endothelium-dependent vasodilation of brachial artery - Kawano, H; Motoyama, T; Hirashima, O; Hirai, N; Miyao, Y; Sakamoto, T; Kugiyama, K; Ogawa, H; Yasue, H (J Am Coll Cardiol, 1999)